feat(serverless): Update helloworld go code samples

appengine/go11x/helloworld/app.yaml → appengine/go12x/helloworld/app.yaml

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-runtime: go122
+runtime: go123

appengine/go12x/helloworld/go.mod

@@ -0,0 +1,3 @@
+module github.com/GoogleCloudPlatform/appengine/go12x/helloworld
+
+go 1.23.0

appengine/go11x/helloworld/helloworld.go → appengine/go12x/helloworld/helloworld.go

@@ -12,27 +12,27 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// [START gae_go111_app]
+// [START gae_go12x_app]
 
 // Sample helloworld is an App Engine app.
 package main
 
-// [START gae_go111_import]
+// [START gae_go12x_import]
 import (
 	"fmt"
 	"log"
 	"net/http"
 	"os"
 )
 
-// [END gae_go111_import]
+// [END gae_go12x_import]
 
-// [START main_func]
+// [START gae_main_func]
 
 func main() {
 	http.HandleFunc("/", indexHandler)
 
-	// [START setting_port]
+	// [START gae_setting_port]
 	port := os.Getenv("PORT")
 	if port == "" {
 		port = "8080"
@@ -43,12 +43,12 @@ func main() {
 	if err := http.ListenAndServe(":"+port, nil); err != nil {
 		log.Fatal(err)
 	}
-	// [END setting_port]
+	// [END gae_setting_port]
 }
 
-// [END main_func]
+// [END gae_main_func]
 
-// [START indexHandler]
+// [START gae_indexHandler]
 
 // indexHandler responds to requests with our greeting.
 func indexHandler(w http.ResponseWriter, r *http.Request) {
@@ -59,5 +59,5 @@ func indexHandler(w http.ResponseWriter, r *http.Request) {
 	fmt.Fprint(w, "Hello, World!")
 }
 
-// [END indexHandler]
-// [END gae_go111_app]
+// [END gae_indexHandler]
+// [END gae_go12x_app]

appengine_flexible/helloworld/app.yaml

@@ -17,7 +17,7 @@ env: flex
 
 runtime_config:
   operating_system: 'ubuntu22'
-  runtime_version: 1.21
+  runtime_version: 1.23
 # This sample incurs costs to run on the App Engine flexible environment. 
 # The settings below are to reduce costs during testing and are not appropriate
 # for production use. For more information, see:

appengine_flexible/helloworld/go.mod

@@ -1,3 +1,3 @@
 module github.com/GoogleCloudPlatform/appengine_flexible/helloworld
 
-go 1.22.0
+go 1.23.0

functions/functionsv2/helloworld/go.mod

@@ -1,6 +1,6 @@
 module github.com/GoogleCloudPlatform/golang-samples/functions/functionsv2/helloworld
 
-go 1.22.0
+go 1.23.0
 
 require github.com/GoogleCloudPlatform/functions-framework-go v1.8.1
 

go.work

@@ -1,15 +1,15 @@
-go 1.22.7
+go 1.23
 
-toolchain go1.23.4
+toolchain go1.23.6
 
 use (
 	.
 	./aiplatform
 	./appengine
 	./appengine/go11x/cloudsql
-	./appengine/go11x/helloworld
 	./appengine/go11x/tasks/handle_task
 	./appengine/go11x/warmup
+	./appengine/go12x/helloworld
 	./appengine_flexible/analytics
 	./appengine_flexible/datastore
 	./appengine_flexible/go115_and_earlier

run/helloworld/Dockerfile

@@ -17,7 +17,7 @@
 # Use the official Go image to create a binary.
 # This is based on Debian and sets the GOPATH to /go.
 # https://hub.docker.com/_/golang
-FROM golang:1.21-bookworm as builder
+FROM golang:1.23 as builder
 
 # Create and change to the app directory.
 WORKDIR /app

run/helloworld/go.mod

@@ -1,3 +1,3 @@
 module github.com/GoogleCloudPlatform/golang-samples/run/helloworld
 
-go 1.22.0
+go 1.23.0